1 . 已知函数
的定义域为
,值域为
,若存在整数
,
,且
,则
为函数
的“子母数”.已知集合
,函数
,
(
表示不超过
的最大整数,例如
),当
时,函数
的所有“子母数”之和为________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/760fb84e0ae1b32458d40b34ff7f145b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/41ad3c82177b7c734e7acb86377bb05e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e5c5cfaff14c20f8d8ce70eca6217286.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1019d4ad2e3fb4a7abb66e0e9e55b556.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e14b5daa678b94a8d1aae2e717a3ee32.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1623e7a791d9553a528171d62ae0af21.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6ed006b944ea64f970fee46e2f558467.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c4f5908d6a1217e493ed7586b6964dd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7fe1e778c9e668594c42b77459328c63.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cb1116ef9a2f93e3eb01d87d9383d83e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1938c093dd2fbcb752d0eb7a18d143b2.png)
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2024-04-11更新
|
295次组卷
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2卷引用:辽宁省沈阳市第二中学2023-2024学年高一下学期第一次月考数学试题
名校
解题方法
2 . 已知
表示不超过
的最大整数,例如:
,
.定义在
上的函数
满足
,且当
时,
,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a2ab85825d4a002600ca41bd3cd2ee7d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3821a8de1951d6fe6bcf05ed0fedb586.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/239da0d432f374cbd47bbcc3f120bc6a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/870ebc2f7aabb028024894568d749934.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/31cc0ada3e13a381c1d4186d239ebcf3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f58bbbdde60cf4f80c3ea6a1740edba5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fdbb1aa709e3afe2a9afdd8957768438.png)
A.![]() |
B.当![]() ![]() |
C.![]() ![]() |
D.关于![]() ![]() ![]() |
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2024-02-14更新
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399次组卷
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2卷引用:辽宁省沈阳市第一二〇中学2023-2024学年高一下学期第一次月考数学试题
解题方法
3 . 下列说法正确的是( )
A.命题“![]() ![]() |
B.若![]() ![]() ![]() ![]() ![]() |
C.若![]() ![]() ![]() |
D.设![]() ![]() ![]() ![]() ![]() |
您最近一年使用:0次
名校
解题方法
4 . 已知偶函数
的定义域为
,函数
,且
,若
在
上的图象与直线
恰有
个公共点,则
的取值范围为__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf3ed15aa3dcc4211fb520b5b942c989.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4bac668841ee27d33142351e42d45cfd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b276bb44bb8a8646b8edca976fdfc1ec.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c3ec9d0f2e9d84337d0a5b7f90b9d184.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/107babba45f110012183dc4dc54490f7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/75fdf7ab0dcbf5d9f3564164e5a550d4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
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2023-06-09更新
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4卷引用:辽宁省沈阳市新民市高级中学2023-2024学年高三上学期9月份开学考试数学试题
5 . 设
,
,若a,b,c互不相等,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9e34f42b3be15518c29e3689c9fe6d6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/48044aa6520cdc0688a5e121a94cda1c.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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2023-03-01更新
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597次组卷
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4卷引用:辽宁省丹东市2022-2023学年高三上学期期末数学试题
辽宁省丹东市2022-2023学年高三上学期期末数学试题浙江省绍兴市第一中学2023-2024学年高一上学期期中数学试题(已下线)重难点04 指、对、幂数比较大小问题【七大题型】(已下线)专题9 式子大小判断问题(过关集训)
名校
6 . 已知函数
,下列说法正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d1515b8e35f3402287b94351892ad299.png)
A.函数![]() ![]() |
B.若函数![]() ![]() ![]() |
C.若函数![]() ![]() ![]() ![]() |
D.若函数![]() ![]() ![]() |
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2022-12-20更新
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5卷引用:辽宁省大连市庄河市高级中学2022-2023学年高一上学期12月月考数学试题